<template>
  <div>
    <el-form ref="deptForm" :model="form" :rules="rules" label-width="120px">
      <el-form-item label="部门名称" prop="name">
        <el-input
          v-model="form.name"
          style="width: 80%"
          placeholder="1-50个字符"
        />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input
          v-model="form.code"
          style="width: 80%"
          placeholder="1-50个字符"
        />
      </el-form-item>
      <el-form-item label="部门负责人" prop="manager">
        <el-select
          v-model="form.manager"
          style="width: 80%"
          placeholder="请选择"
        >
          <el-option
            v-for="item in employees"
            :key="item.id"
            :value="item.username"
            :label="item.username"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input
          v-model="form.introduce"
          style="width: 80%"
          placeholder="1-300个字符"
          type="textarea"
          :rows="3"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" size="small" @click="hSubmit">确定</el-button>
        <el-button size="small" @click="hCancel">取消</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script>
import { getEmployeeSimple } from '@/api/employees'
import {
  addDepartments,
  getDepartDetail,
  updateDepartments
} from '@/api/departments.js'
export default {
  props: {
    id: {
      type: String,
      required: true
    },
    isEdit: {
      type: Boolean,
      required: true
    },
    originList: {
      type: Array,
      required: true
    }
  },
  data() {
    const validName = (rule, value, callback) => {
      let existNameList = this.originList.filter(item => item.pid === this.id).map(item => item.name)
      console.log('validName.... , 当前被校验的名字是', value)
      if (this.isEdit) {
        const dept = this.originList.find(item => item.id === this.id)
        const pid = dept.pid
        existNameList = this.originList.filter(item => item.pid === pid && item.id !== this.id).map(item => item.name)
      }
      console.log('被占用的名字列表', existNameList)
      if (existNameList.includes(value)) {
        callback(new Error('名字' + value + '已经被占用了'))
      } else {
        callback()
      }
    }
    const validCode = (rule, value, callback) => {
      console.log('validCode....', value)
      let existCodeList = this.originList.map(item => item.code)
      if (this.isEdit) {
        console.log('现在是编辑状态，正在编辑的id是', this.id)
        existCodeList = this.originList.filter(item => item.id !== this.id).map(item => item.code)
      }
      console.log('existCodeList', existCodeList)
      existCodeList.includes(value)
        ? callback(new Error('编码' + value + '已经存在'))
        : callback()
    }
    return {
      form: {
        name: '',
        code: '',
        manager: '',
        introduce: ''
      },
      employees: [],
      rules: {
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          {
            min: 1,
            max: 50,
            message: '部门名称要求1-50个字符',
            trigger: 'blur'
          },
          { validator: validName, trigger: 'blur' }
        ],
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          {
            min: 1,
            max: 50,
            message: '部门编码要求1-50个字符',
            trigger: 'blur'
          }, {
            validator: validCode, trigger: 'blur'
          }
        ],
        manager: [
          { required: true, message: '部门负责人不能为空', trigger: 'blur' }
        ],
        introduce: [
          { required: true, message: '部门介绍不能为空', trigger: 'blur' },
          {
            min: 1,
            max: 300,
            message: '部门介绍要求1-300个字符',
            trigger: 'blur'
          }
        ]
      }
    }
  },
  created() {
    this.loadEmployeeSimple()
    this.loadDepartDetail()
  },
  methods: {
    hSubmit() {
      this.$refs.deptForm.validate((valid) => {
        if (valid) {
          this.isEdit ? this.doEdit() : this.doAdd()
        }
      })
    },

    hCancel() {
      this.$emit('close')
    },

    resetForm() {
      this.$refs.deptForm.resetFields()
    },

    async loadEmployeeSimple() {
      try {
        const { data: res } = await getEmployeeSimple()
        console.log('员工简单列表', res.data)
        this.employees = res.data
      } catch (err) {
        console.log(err)
      }
    },

    async doAdd() {
      try {
        const params = { ...this.form, pid: this.id }
        const { data: res } = await addDepartments(params)
        console.log('部门新增', res.data)
        this.$emit('success')
      } catch (err) {
        console.log(err)
      }
    },

    async loadDepartDetail() {
      try {
        if (this.isEdit) {
          const { data: res } = await getDepartDetail(this.id)
          console.log('查询部门详情', res.data)
          this.form = res.data
        }
      } catch (err) {
        console.log(err)
      }
    },

    async doEdit() {
      try {
        const { data: res } = await updateDepartments(this.form)
        console.log('更新部门详情', res.data)
        this.$emit('success')
        this.$message.success(res.message)
      } catch (err) {
        console.log(err)
      }
    }
  }
}
</script>
<style lang='less'  scoped>
</style>
